//
//  RootViewController.m
//  KYPullRefreshTableHeader
//
//  Created by wesleyxiao on 14-3-19.
//  Copyright (c) 2014年 wesleyxiao. All rights reserved.
//

#import "RootViewController.h"

#import "PullRefreshHeaderView.h"

@interface RootViewController ()

@end

@implementation RootViewController

- (id)initWithStyle:(UITableViewStyle)style
{
    self = [super initWithStyle:style];
    if (self) {
        // Custom initialization
    }
    return self;
}


- (void)viewDidLoad
{
    [super viewDidLoad];
    // Uncomment the following line to preserve selection between presentations.
    // self.clearsSelectionOnViewWillAppear = NO;
 
    // Uncomment the following line to display an Edit button in the navigation bar for this view controller.
    // self.navigationItem.rightBarButtonItem = self.editButtonItem;
    
    if (_refreshHeaderView == nil) {
		
		PullRefreshHeaderView *view = [[PullRefreshHeaderView alloc] initWithFrame:CGRectMake(0.0f, 0.0f - self.tableView.bounds.size.height, self.view.frame.size.width, self.tableView.bounds.size.height)];
		view.delegate = self;
		[self.tableView addSubview:view];
		_refreshHeaderView = view;
		
	}
	
	//  update the last update date
	[_refreshHeaderView refreshLastUpdatedDate];
    
}



- (void)reloadTableViewDataSource{
	
	//  should be calling your tableviews data source model to reload
	//  put here just for demo
	_reloading = YES;
	
}

- (void)doneLoadingTableViewData{

    
	//  model should call this when its done loading
	_reloading = NO;
	[_refreshHeaderView refreshScrollViewDataSourceDidFinishedLoading:self.tableView];
    
}



- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return 0;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return 2;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *CellIdentifier = @"Cell";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier forIndexPath:indexPath];
    
    // Configure the cell...
    
    return cell;
}

- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section{
	
	return [NSString stringWithFormat:@"Section %i", section];
	
}
/*
// Override to support conditional editing of the table view.
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
{
    // Return NO if you do not want the specified item to be editable.
    return YES;
}
*/

/*
// Override to support editing the table view.
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
{
    if (editingStyle == UITableViewCellEditingStyleDelete) {
        // Delete the row from the data source
        [tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationFade];
    }   
    else if (editingStyle == UITableViewCellEditingStyleInsert) {
        // Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view
    }   
}
*/

/*
// Override to support rearranging the table view.
- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath
{
}
*/

/*
// Override to support conditional rearranging of the table view.
- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath
{
    // Return NO if you do not want the item to be re-orderable.
    return YES;
}
*/

/*
#pragma mark - Navigation

// In a story board-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}

 */

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
	return YES;
}

#pragma mark -
#pragma mark UIScrollViewDelegate Methods

- (void)scrollViewDidScroll:(UIScrollView *)scrollView
{
	[_refreshHeaderView refreshScrollViewDidScroll:scrollView];
}

- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate
{
    NSLog(@"拉到最下面了");
    [_refreshHeaderView refreshScrollViewDidEndDragging:scrollView];
}

#pragma mark
#pragma mark - RefreshHeaderDelegate
- (void)refreshTableHeaderDidTriggerRefresh:(PullRefreshHeaderView*)view{
	
	[self reloadTableViewDataSource];
    //for debug after 3sec
	[self performSelector:@selector(doneLoadingTableViewData) withObject:nil afterDelay:3.0];
}

- (BOOL)refreshTableHeaderDataSourceIsLoading:(PullRefreshHeaderView*)view{
    
	return _reloading; // should return if data source model is reloading
	
}

- (NSDate*)refreshTableHeaderDataSourceLastUpdated:(PullRefreshHeaderView*)view
{
	return [NSDate date]; // should return date data source was last changed
}

@end
